1289393794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{188563}}^1$

素因数の和:188841

約数の個数: 16

約数和(自身を含む): 2090797632

約数和(自身を除く): 801403838

約数列:

[1, 2, 13, 26, 263, 526, 3419, 6838, 188563, 377126, 2451319, 4902638, 49592069, 99184138, 644696897, 1289393794]

約数ペア:

[(1, 1289393794), (2, 644696897), (13, 99184138), (26, 49592069), (263, 4902638), (526, 2451319), (3419, 377126), (6838, 188563)]